Lectostratotype
选定标准地层剖面, 选层型
🗣️ 情景例句
She was kicked out of the university.
她被大学开除了。
I can't do it by myself.
我一个人哪做得完啊！
Thank you. Lucy and Lily, come here, please.
谢谢你，露茜和莉莉，请过来吧！